Evolution
Part of speech: noun
Definition: A gradual process of development, formation, or growth, esp. one leading to a more advanced or complex form. The change in the genetic composition of a population over successive generations. The extraction of a root from a quantity. One of a series of ordered movements.
Example sentence: Many people repeat the past. I'm not interested. I prefer evolution.
Phylogeny
Part of speech: noun
Definition: The evolutionary history of an organism.A phylogenetic diagram.The historical development of a human social or racial group